Commit: 36f5dffc6a712d634d3ce1cbf7a5ad9509668bcd
Author: Antony Riakiotakis
Date:   Mon Apr 20 11:01:12 2015 +0200
Branches: temp_viewport_fx_merge
https://developer.blender.org/rB36f5dffc6a712d634d3ce1cbf7a5ad9509668bcd

Merge branch 'master' into temp_viewport_fx_merge

Conflicts:
        source/blender/editors/gpencil/drawgpencil.c

===================================================================



===================================================================

diff --cc source/blender/editors/gpencil/drawgpencil.c
index cf4b776,0892692..3145c07
--- a/source/blender/editors/gpencil/drawgpencil.c
+++ b/source/blender/editors/gpencil/drawgpencil.c
@@@ -124,8 -121,8 +124,8 @@@ static void gp_draw_stroke_buffer(tGPsp
                /* draw stroke curve */
                if (G.debug & G_DEBUG) setlinestyle(2);
                
-               glLineWidth(oldpressure * thickness);
+               glLineWidth(max_ff(oldpressure * thickness, 1.0));
 -              glBegin(GL_LINE_STRIP);
 +              GPUBegin(GL_LINE_STRIP);
                
                for (i = 0, pt = points; i < totpoints && pt; i++, pt++) {
                        /* if there was a significant pressure change, stop the 
curve, change the thickness of the stroke,
@@@ -133,8 -130,8 +133,8 @@@
                         */
                        if (fabsf(pt->pressure - oldpressure) > 0.2f) {
                                glEnd();
-                               glLineWidth(pt->pressure * thickness);
+                               glLineWidth(max_ff(pt->pressure * thickness, 
1.0f));
 -                              glBegin(GL_LINE_STRIP);
 +                              GPUBegin(GL_LINE_STRIP);
                                
                                /* need to roll-back one point to ensure that 
there are no gaps in the stroke */
                                if (i != 0) glVertex2iv(&(pt - 1)->x);
@@@ -405,8 -415,8 +405,8 @@@ static void gp_draw_stroke_3d(bGPDspoin
        int i;
        
        /* draw stroke curve */
-       glLineWidth(curpressure * thickness);
+       glLineWidth(max_ff(curpressure * thickness, 1.0f));
 -      glBegin(GL_LINE_STRIP);
 +      GPUBegin(GL_LINE_STRIP);
        for (i = 0, pt = points; i < totpoints && pt; i++, pt++) {
                /* if there was a significant pressure change, stop the curve, 
change the thickness of the stroke,
                 * and continue drawing again (since line-width cannot change 
in middle of GL_LINE_STRIP)
@@@ -415,8 -425,8 +415,8 @@@
                if (fabsf(pt->pressure - curpressure) > 0.2f / 
(float)thickness) {
                        glEnd();
                        curpressure = pt->pressure;
-                       glLineWidth(curpressure * thickness);
+                       glLineWidth(max_ff(curpressure * thickness, 1.0f));
 -                      glBegin(GL_LINE_STRIP);
 +                      GPUBegin(GL_LINE_STRIP);
                        
                        /* need to roll-back one point to ensure that there are 
no gaps in the stroke */
                        if (i != 0) glVertex3fv(&(pt - 1)->x);

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